Complainant alleges impact to domestic water well from nearby oil and gas operations.

Resolution:

Dissolved methane in well water appears to be biogenic in origin. Tests were positive for iron related bacteria and sulfate reducing bacteria. There are no indications of oil & gas related impacts to water well.

Letter Sent?:

Y

Report Links:

Other Notifications

Date:

5/23/2008

Agency:

Land owner

Contact:

Mike Markham

Response or Details

Collected water sample from complainant's domestic water well. Water could be heard bubbling in the well with the pump off. Combustible gas meter indicated 100%LEL at the well head. Purge water was gray and very turbid with a great deal of suspended sediment. Water had a slight sulfur odor and was effervescing. Collected free gas sample and delivered to Empact for gas composition. Collected sample for organics & inorganics and delivered to Evergreen Analytical. Results pending.

Final Resolution

Date

Case Closed?

Letter Sent?

COGCC person

9/30/2008

Y

John Axelson

Dissolved methane in well water appears to be biogenic in origin. Tests were positive for iron related bacteria and sulfate reducing bacteria. There are no indications of oil & gas related impacts to water well.